package yjj;

import yjj.JdbcUtils;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
@WebServlet(urlPatterns = "/yjjversion")
public class sql extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        String sql="SELECT VERSION()";
        String ver = JdbcUtils.select(sql, String.class);
        PrintWriter writer = resp.getWriter();
        writer.write(ver);
        writer.flush();
        writer.close();
    }
}
